# mathematics
Cos 2x Formula
cos 2x = cosĀ² x - sinĀ² x = 2.cosĀ² x - 1 = 1 - 2.sinĀ² x.
Published At:
August 06, 2024
Cot 2x Formula
Cot 2x = (CotĀ² x - 1)/2.Cot x
Published At:
August 09, 2024
Sin 2x Formula
sin 2x = 2.sin x.cos x
Published At:
August 06, 2024
Integral of Square Root of x
The integral of the square root of x (āx) is (2/3).x.āx+c.
Published At:
May 05, 2025
Tan 2x Formula
Tan 2x = 2.Tan x/(1 - TanĀ² x)
Published At:
August 09, 2024
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